Last name Kuntahan (Kuntahan 
) , all over the world, is a very rare family name. The cognomen Kuntahan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname, Philippines, where it is an extremely rare surname, and Malaysia. Measured by absolute frequency, it most frequently occurs in Thailand, China, and Philippines. Much less frequently, Kuntahan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kuntahan | Philippines, Malaysia, China, Thailand |